CN114509453A - Multi-purpose digital ray automatic detection method - Google Patents
Multi-purpose digital ray automatic detection method Download PDFInfo
- Publication number
- CN114509453A CN114509453A CN202111431769.5A CN202111431769A CN114509453A CN 114509453 A CN114509453 A CN 114509453A CN 202111431769 A CN202111431769 A CN 202111431769A CN 114509453 A CN114509453 A CN 114509453A
- Authority
- CN
- China
- Prior art keywords
- detection
- steel pipe
- creeper
- ray
- imager
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The utility model provides a dull and stereotyped detection device of linkage type straight weld steel pipe X ray number, includes: the device comprises a climbing vehicle fixing frame, a walking imager climbing vehicle, a mobile lifting ray machine device, a split type conveying roller way, a lifting rotating way and a system control platform. After all information is fed back and gathered through the system control console, a driving control command is sent, the split type conveying roller way and the lifting rotating way are sequentially driven to convey the straight weld steel pipe to be detected to the inside of the detection chamber, the steel pipe is jacked up, adjusted and positioned, the walking imager climbs and moves the lifting ray machine device synchronously, and the bearing X-ray machine and the imager carry out real-time linkage detection on the straight weld at the bottom of the steel pipe. The invention overcomes the defects of the traditional detection method and the prior art, saves the length space of the detection chamber, greatly improves the safety and reliability, greatly saves the equipment cost due to simple and reliable structure, and has the advantages of convenient and simple installation and maintenance, high detection sensitivity, stable detection, high efficiency and the like.
Description
Technical Field
The invention relates to a multipurpose digital ray automatic detection method, in particular to a linkage type X-ray digital flat plate detection device and a detection method. The following test method is exemplified by a straight welded steel pipe.
Background
In recent years, the demand for straight welded steel pipes is increasing day by day, and the detection technology of the straight welded steel pipes is also developing rapidly. At present, in the traditional method for detecting the straight welded steel pipe, an X-ray machine is still installed by extending out of a probe arm more than ten meters long, an imager is installed on a ceiling in a hoisting mode or in a side-standing mode, the imager of the X-ray machine is relatively static and fixed, and a large detection flat car carries the steel pipe to integrally move for detection, so that detection can be completed only by a special detection chamber with the integral length at least more than two times of the length of the steel pipe line, the space layout of a field is wasted, and the ray protection cost and the cost of mechanical equipment such as the large detection car are increased. And the ray machine hangs on long probe arm, and the high tension cable overlength leads to the detectivity low, has the problem defect such as equipment maintenance difficulty, efficiency on the low side moreover.
In chinese patent application publication CN102608140A, a steel pipe weld seam X-ray real-time imaging detection device is disclosed. The device comprises conveying roller assemblies arranged in a detection protection chamber and used for bearing workpieces to be detected, lifting rotating wheel assemblies arranged between the conveying roller assemblies, and an X-ray receiving device assembly, a feeler arm jacking machine assembly and an X-ray tube supporting assembly arranged in the detection protection chamber. The requirement of detecting the welding seam of the tubular object is met. The device has the characteristics of small floor area, low energy consumption, simple and convenient installation, high detection efficiency, capital and energy conservation, cost reduction and the like. According to its detailed description alone, the inventive device has the following drawbacks: 1. because the device has a large and complex probe arm structure and a wide extending structure, the range of the corresponding detection steel pipe is limited, and the small-caliber steel pipe cannot be detected. 2. During the steel pipe top tube, the steel pipe need pass the arm of exploring that extends always when carrying along the rollgang transport, when carrying the less steel pipe of diameter, the tail-flick can take place for the steel pipe, the condition of beating, can take place to visit arm check out test set and steel pipe inner wall's collision danger, when rising to rise the swiveling wheel closes the piece and hold in the palm the time-out to the steel pipe in addition, the steel pipe can upwards remove, also have with static fixed arm of exploring in the middle of the steel pipe and bump the danger, the influence detects the scope of steel pipe little moreover, the security performance is poor. The X fluorescent tube supports to close for installing on the side wall, stretches out very long to the detection room top hang the removal structure, and this structure is complicated and weight is heavy, stretches out to hang on a take the altitude, and the reach is far away, installation and debugging difficulty, and equipment maintenance such as X fluorescent tube is difficult, and equipment cost is also very high, frequently works, and the potential safety hazard is huge.
Disclosure of Invention
Aiming at the defects of the existing ray detection method, the invention provides the linkage type X-ray digital flat plate straight weld steel pipe detection device and the detection method which save the space layout of a field and greatly reduce the ray protection cost and the mechanical equipment cost. The method has the advantages of simple equipment maintenance, high detection sensitivity, high detection efficiency and the like.
The concrete technical measures for solving the technical problems are as follows: the utility model provides a dull and stereotyped detection device of linkage type straight weld steel pipe X ray number, characterized by: the method comprises the following steps: the system comprises a creeper fixing frame, a walking imager creeper, a mobile lifting radiographic machine device, a split type conveying roller way, a lifting rotary way and a system control platform, wherein the creeper fixing frame is arranged at the rear end of a detection chamber, the front end of the creeper fixing frame is connected with the walking imager creeper, the mobile lifting radiographic machine device is arranged on a ground track in the middle of the detection chamber and can move forwards and walk, the split type conveying roller way is distributed at intervals and placed in the center of the detection chamber, the lifting rotary way is placed in the middle of the split type conveying roller way, and the system control platform is arranged outside the detection chamber; after all information is fed back and gathered through the system control console, a driving control command is sent, the split type conveying roller way and the lifting rotating way are sequentially driven to convey the steel pipe with the straight welding seam to be detected to the inside of the detection chamber, jacking, adjusting and positioning are carried out, the walking imager climbs and moves the lifting radiographic machine device are synchronously driven, and the bearing X-ray machine and the imager carry out real-time synchronous detection on the straight welding seam at the bottom of the steel pipe.
Wherein the climbing car mount includes: on the mount, lift drive, automatic winding device, climb car direction reference column, compression propelling movement spring, lift drive installs on the mount, automatic winding device installs on lift drive's lift screw, climb car direction reference column and fix the foremost at automatic winding device, climb car propelling movement spring one end and fix on climb car direction reference column, through the height of transmission control adjustment lift screw to the height of walking imager climbing car of climbing car direction reference column is fixed in the adjustment.
Wherein the climbing vehicle guiding positioning column is in a conical column shape and is matched with a climbing vehicle guiding positioning block arranged on the climbing vehicle frame, so that the climbing vehicle is effectively locked and guided and positioned.
The automatic winding device adopts a motor to drive a reel structure, is matched with the walking of the walking imager creeper 2, and winds, retracts and releases a dragging protection transmission cable on the creeper frame.
The compressed pushing spring is made of spring steel, is moderate in elasticity, is compressed and extended under the control of the automatic winding device 13, and pushes the creeper.
Walking imager creeper includes: drive running gear, the guide location piece climbs the car, pull protection transmission cable, climb the frame, the camera sensor, it passes through driving motor by 6 wheels of dress on climbing the frame and connects the driven, install the guide location piece of climbing the car on climbing the frame, with the cooperation of climbing car guide location post, effectual guide location climbs the car, climb the car shelf location and pull protection transmission cable, cooperation automatic winding device has the effect and receives the cable, it is equipped with X ray imager equipment to climb in the frame, climb the frame and go up front end installation camera sensor, effectively observe the inside weld condition and respond to pipe end position, in time control stops to climb the car and gos forward.
The mobile lifting ray machine device comprises: the X-ray radiographic apparatus comprises a high-voltage controller, a transverse moving bottom plate, an X-ray apparatus lifting device, an X-ray apparatus mounting fixture and a transverse driving device, wherein the high-voltage controller is fixedly mounted on the transverse moving bottom plate;
the mobile lifting ray machine device is driven by a gear and rack structure, a mobile guide rail and a drive guide rack are arranged below the mobile lifting ray machine device, a transverse driving motor and a gear are installed above the mobile lifting ray machine device, and the gear and rack are driven to transmit through the rotation of the motor, so that the mobile lifting ray machine device is driven to transversely move along a fixed rail, and synchronous imaging detection is realized by matching with the movement of a climbing vehicle.
The split type rollgang includes: the device comprises a tapered roller way, a driving motor reducer and a roller way side support, wherein two sides of the tapered roller way are fixed on the roller way side support through bearing seats, and the tapered roller way is driven to work through the driving motor reducer arranged on the roller way side support.
Wherein the installation mode of two independent tapered roller ways of the split type conveying roller way is as follows: the detection steel pipe line is symmetrically distributed along the central line of the detection steel pipe line, the detection steel pipe line is arranged on the ground of a detection flaw detection chamber in a mode that the detection steel pipe line is opposite to each other and the middle of the detection steel pipe line is empty, and a transillumination gap is reserved in the middle of the detection flaw detection chamber.
The number of split type rollgang arranged in the detection flaw detection chamber according to the standard detection steel pipe length is as follows: the front and the back are uniformly arranged in 3 groups, or are uniformly arranged in 4 groups, or are uniformly arranged in 5 groups.
Split type lifting rotary channel includes: the device comprises a rotary roller way, a rotary driving motor reducer and a hydraulic cylinder device, wherein the hydraulic cylinder device is fixed on the ground in a detection and flaw detection chamber, the rotary roller way is fixed on a connecting plate above the hydraulic cylinder device through a bearing seat, the rotary driving motor reducer is fixedly arranged on the connecting plate above the hydraulic cylinder device and connected with the rotary roller way, and the rotary roller way is driven to rotate.
Wherein the installation mode of two independent rotating roller ways of the split type lifting rotating way is as follows: the detection steel pipe line is symmetrically distributed along the central line of the detection steel pipe line, the detection steel pipe line is arranged on the ground of a detection flaw detection chamber in a mode that the detection steel pipe line is opposite to each other and the middle of the detection steel pipe line is empty, and a transillumination gap is reserved in the middle of the detection flaw detection chamber.
The number of split type lifting rotary lanes arranged in the detection flaw detection chamber according to the standard detection steel pipe length is as follows: the front and the back are uniformly arranged in 2 groups, or uniformly arranged in 3 groups, or uniformly arranged in 4 groups.
The system control console is a control center of the linkage detection system, is provided with a motion control card, an operation panel, an X-ray digital imaging system controller, a sensor receiving control element, a hydraulic station control unit, an alarm prompt element and other components, and is responsible for all system control of information synthesis feedback, information processing, program operation, drive control and the like of the whole system.
The detection method of the linkage type straight weld steel pipe X-ray digital flat plate detection device is characterized in that:
the first step, preparation stage: and (4) sending a driving command according to the steel pipe model detection system console, and adjusting the creeper fixing frame to bear the walking imager creeper to an initial position. And simultaneously driving and moving the lifting ray machine device to the initial position. And the system console opens a protective lead door of the detection and flaw detection room.
Second, tube entering stage: and the system control console sends a driving command to control the split type conveying roller way in the detection and flaw detection chamber and the standard conveying roller way outside the detection and flaw detection chamber to rotate simultaneously, and the steel pipe to be detected with the straight weld seam on the standard conveying roller way outside the detection and flaw detection chamber is conveyed into the detection chamber. And the system control console controls the stop position of the steel pipe by stopping the split type conveying roller way in the control chamber according to the position signal sent by the photoelectric sensor, so that the front end port of the steel pipe is aligned with the central position of the window of the ray machine, and the system control console drives the protective lead door to be closed. The body part of the walking imager creeper on the creeper fixing frame enters the front end fixing position of the steel pipe.
Thirdly, jacking, rotating and positioning the welding line: the system control platform sends a driving command, drives the synchronous jacking of the jacking hydraulic cylinders in the split type lifting rotary channel, jacks up a steel pipeline to be detected, and simultaneously the system control platform drives the rotary channel to rotate, so that the steel pipe is rotated, the system control platform sends the driving command, the movable creeper fixing frame bears the imager to climb to the lower edge of the end part of the steel pipe, the camera is observed through the inner welding line on the creeper fixing frame to observe the position of the welding line, and the straight welding line of the steel pipe is rotated to the lowest end. And starting the automatic winding device to rotate forwards for paying off, and pushing the creeper to a position corresponding to the ray window at the lower welding seam of the inner end part of the steel pipe by the imager creeper under the pushing action of a creeper pushing spring.
Fourthly, adjusting focal length of the X-ray and positioning: the system console sends a driving command, the ray imaging starts focusing work, the ray machine lifting device of the mobile ray machine lifting device is controlled to work, the position is adjusted up and down, and the focal distance position is adjusted to achieve the best effect.
Step five, linkage X-ray imaging stage: and the system control console is used for synchronously driving the climbing vehicle driving and walking device of the walking imager climbing vehicle and the transverse driving device of the mobile lifting ray machine to work, so that the imager and the X-ray machine which are respectively borne are synchronously linked relative to the steel pipe. The automatic winding device of climbing car mount forward rotation work is moved to the climbing car while, and the cooperation is synchronous to be carried control cable, and the X-ray machine and the work of imager are started respectively to the system control platform simultaneously, and X-ray transillumination straight weld steel pipe lower extreme welding seam from bottom to top is carried out the formation of image by the imager and is detected.
Sixthly, a detection finishing stage: when the walking imager creeper walks to the tail end of the steel pipe in the steel pipe, the sensors such as the observation camera and the like automatically detect and stop the movement of the imager creeper and the ray machine, the ray is closed, and the detection process is completed.
Step seven, detecting ending stage: the system control platform sends a driving command, the imager creeps and moves the lifting ray machine device to return to an initial position, the automatic winding device of the creeper fixing frame reversely rotates to work when the creeper moves, the creeper is pulled back, the elliptical cone-shaped creeper guiding positioning column is matched with the automatic guiding positioning column through the guiding positioning block arranged on the creeper frame and the creeper guiding positioning column arranged on the creeper fixing frame 1, and the compressed pushing spring is used for dragging the creeper to the guiding positioning column. The jacking hydraulic cylinder in the driving split type lifting rotary channel synchronously descends, the straight weld steel pipe is placed on the split type conveying roller way, after the lead door is opened, the split type conveying roller way in the detection room and the standard conveying roller way outside the detection room are controlled to simultaneously reversely rotate, the detected straight weld steel pipe is conveyed to the outside of the detection room, and the detection process is completed.
The invention has the beneficial effects that: the invention overcomes the defects of the traditional straight weld steel pipe detection method, greatly saves the length space of the detection chamber, and is only about half of the length of the traditional method. The imager creeper is pushed into the steel pipe, and the detector travels along the straight welding line in cooperation with the ray machine to detect, so that the detection precision, the safety and the stability are greatly improved, and the detection small pipe diameter range is enlarged. And the mechanical transmission structure is simple and reliable, and the protection cost and the equipment cost are greatly saved. And because the ray apparatus is installed on ground, the high tension cable is short, have the advantages such as the convenient and simple, high, the steady efficiency of detection of equipment maintenance. The invention promotes the further development of the nondestructive testing technology of the straight weld steel pipe. The method can be widely applied to the field of X-ray nondestructive testing and has wide development space.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a front view of the creeper mount of FIG. 1;
FIG. 3 is a side view of the creeper mount of FIG. 1;
FIG. 4 is a front view of the walk imager crawler and mobile lift ray apparatus of FIG. 1;
FIG. 5 is a side view of the walk imager crawler and mobile lift ray machine apparatus of FIG. 1;
FIG. 6 is a front view of the split rollgang of FIG. 1;
FIG. 7 is a front view of the lift spin tunnel of FIG. 1;
FIG. 8 is a side view of the lift spin tunnel of FIG. 1;
FIG. 9 is a block flow diagram of a process of the detection method;
in the figure: the system comprises a climbing vehicle fixing frame 1, a walking imager climbing vehicle 2, a mobile lifting ray machine device 3, a split type conveying roller way 4, a lifting rotary way 5 and a system control platform 6. 11 fixed frames, 12 lifting driving devices, 13 automatic winding devices, 14 climbing vehicle guiding positioning columns, 15 compression pushing springs, 21 driving walking devices, 22 climbing vehicle guiding positioning blocks, 23 dragging protection transmission cables, 24 climbing vehicle frames, 25 camera sensors, 31 high-pressure controllers, 32 transverse moving bottom plates, 33 ray machine lifting devices, 34 ray machine mounting fixtures, 35 transverse driving devices, 41 conical roller tables, 42 driving motor speed reducers, 43 roller table side supports, 51 rotating roller tables, 52 rotating driving motor speed reducers and 53 hydraulic cylinder devices.
Detailed Description
As shown in fig. 1-8, a linkage type direct welding seam steel pipe X-ray digital flat plate detection device is characterized in that: the method comprises the following steps: the system comprises a creeper fixing frame 1, a walking imager creeper 2, a mobile lifting ray machine device 3, a split type conveying roller way 4, a lifting rotating way 5 and a system control platform 6, wherein the creeper fixing frame 1 is arranged at the rear end of a detection room, the front end of the creeper fixing frame 1 is connected with the walking imager creeper 2, the mobile lifting ray machine device 3 is arranged on a ground rail in the middle of the detection room and can move forwards and walk, the split type conveying roller ways 4 are distributed at intervals and placed in the center of the detection room, the lifting rotating way 5 is placed in the middle of the split type conveying roller way 4, and the system control platform 6 is arranged outside the detection room; after all information is fed back and gathered through the system control console 6, a driving control command is sent, the split type conveying roller way 4 and the lifting rotating way 5 are sequentially driven to convey the steel pipe to be detected with the straight weld to the inside of the detection chamber, jacking, adjusting and positioning are carried out, the walking imager creeper 2 and the lifting ray machine device 3 are synchronously driven, and the X-ray machine and the imager are loaded to carry out real-time synchronous detection on the straight weld at the bottom of the steel pipe.
Wherein the creeper mount 1 includes: on the mount 11, lift drive 12, automatic winding device 13, climb car direction reference column 14, compression propelling spring 15, lift drive 12 installs on mount 11, automatic winding device 13 installs on lift drive 12's lift screw, climb car direction reference column 14 and fix the foremost end at automatic winding device 13, climb car propelling spring 15 one end and fix on climb car direction reference column 14, through the height of transmission control adjustment lift screw, thereby the height of walking imager creeper 2 at creeper direction reference column 14 is fixed in the adjustment.
The creeper guiding positioning column 14 is in a conical column shape, and is matched with a creeper guiding positioning block 22 arranged on a creeper frame 24, so that the creeper is effectively locked and guided and positioned.
Wherein, the automatic winding device 13 is matched with the walking of the walking imager creeper 2 by the motor driving reel, and winds and retracts the dragging protection transmission cable 23 on the creeper frame 24. The compression pushing spring 15 has moderate elasticity, is compressed and extended under the control of the automatic winding device 13, and pushes the climbing vehicle.
The walking imager creeper 2 comprises; the driving and traveling device 21 comprises a climbing vehicle guiding and positioning block 22, a dragging protection transmission cable 23, a climbing vehicle frame 24 and a camera sensor 25, wherein the climbing vehicle driving and traveling device 21 is driven by 6 wheels arranged on the climbing vehicle frame 24 through a driving motor. A climbing vehicle guiding and positioning block 22 is mounted on the climbing vehicle frame 24 and matched with the climbing vehicle guiding and positioning column 14 to effectively guide and position the climbing vehicle. Climb and drag protection transmission cable 23 on the frame 24, cooperate automatic winding device 13 effectively to receive and release the cable, be equipped with X ray imager equipment in the frame 24 of climbing, climb the frame 24 and go up front end installation camera sensor 25, effectively observe the interior welding seam condition and respond to the pipe end position, in time control stops climbing the car and advances.
The mobile lifting ray machine apparatus 3 includes: the high-pressure control device 31, the horizontal movement bottom plate 32, the ray machine lifting device 33, the ray machine mounting fixture 34, the horizontal drive device 35, the high-pressure control device 31 is installed and fixed on the horizontal movement bottom plate 32, the ray machine lifting device 33 is installed on the horizontal movement bottom plate 32, the X-ray machine mounting fixture 34 is installed and fixed on the ray machine lifting device 33, the transillumination focal length of X-rays is effectively adjusted by adjusting the lifting height, and the horizontal drive device 35 is fixed on the horizontal movement bottom plate 32;
wherein remove lift ray production apparatus 3 and adopt the drive of rack and pinion structure, be equipped with below and remove guide rail and drive direction rack, the higher authority installation transverse drive motor and gear, rotate through the motor, drive the rack and pinion transmission to the drive removes lift ray production apparatus 3 and follows the fixed orbit lateral shifting, and the cooperation is climbed the removal of 2, realizes synchronous imaging and is detected.
The split type rollgang 4 includes: the device comprises a tapered roller way 41, a driving motor reducer 42 and a roller way side bracket 43, wherein two sides of the tapered roller way 41 are fixed on the roller way side bracket 43 through bearing seats, and the tapered roller way is driven to work through the driving motor reducer 42 arranged on the roller way side bracket 43.
Wherein the installation mode of two independent tapered roller ways of the split type conveying roller way 4 is as follows: the detection steel pipe line is symmetrically distributed along the central line of the detection steel pipe line, the detection steel pipe line is arranged on the ground of a detection flaw detection chamber in a mode that the detection steel pipe line is opposite to each other and the middle of the detection steel pipe line is empty, and a transillumination gap is reserved in the middle of the detection flaw detection chamber.
The number of the split type conveying roller ways 4 arranged in the detection flaw detection chamber according to the standard detection steel pipe length is as follows: the front and the back are uniformly arranged in 3 groups, or are uniformly arranged in 4 groups, or are uniformly arranged in 5 groups.
The split type lifting rotary passage 5 comprises: the device comprises a rotary roller way 51, a rotary driving motor reducer 52 and a hydraulic cylinder device 53, wherein the hydraulic cylinder device 53 is fixed on the ground in a detection and flaw detection chamber, the rotary roller way 51 is fixed on a connecting plate above the hydraulic cylinder device 53 through a bearing seat, and the rotary driving motor reducer 52 is fixedly arranged on the connecting plate above the hydraulic cylinder device 53 and connected with the rotary roller way 51 to drive the roller way to rotate.
Wherein the installation mode of two independent rotating roller ways of the split type lifting rotating way 5 is as follows: the detection steel pipe line is symmetrically distributed along the central line of the detection steel pipe line, the detection steel pipe line is arranged on the ground of a detection flaw detection chamber in a mode that the detection steel pipe line is opposite to each other and the middle of the detection steel pipe line is empty, and a transillumination gap is reserved in the middle of the detection flaw detection chamber.
The number of the split type lifting rotary lanes 5 arranged in the detection flaw detection chamber according to the standard detection steel pipe length is as follows: the front and the back are uniformly arranged in 2 groups, or uniformly arranged in 3 groups, or uniformly arranged in 4 groups.
The hydraulic cylinder device 53 adopts a hydraulic cylinder with the same diameter and the same standard, and synchronously jacks up the lifting rotating roller way to perform the rotating positioning welding seam work according to the standard existing formed hydraulic synchronization technology.
The system control console 6 is a control center of the linkage detection system, is provided with a motion control card, an operation panel, an X-ray digital imaging system controller, a sensor receiving control element, a hydraulic station control unit, an alarm prompt element and other components, and is responsible for all system control of information synthesis feedback, information processing, program operation, drive control and the like of the whole system.
The system control console 6 adopts an X-ray spiral weld steel pipe detection system control console with the existing control system device model of XYD-160, and sequentially controls the parts of the creeper fixing frame 1, the walking imager creeper 2, the movable lifting ray machine device 3, the split type conveying roller way 4, the lifting rotating way 5 and the like to move, thereby realizing the stable detection of the straight weld steel pipe. The hydraulic control unit is composed of the existing forming WMCA type electro-hydraulic servo digital closed-loop controller technology and a forming hydraulic synchronous control system, and belongs to the prior art.
The detection method of the linkage type straight weld steel pipe X-ray digital flat plate detection device is characterized in that:
the first step, preparation stage: and (3) sending a driving command according to the steel pipe model detection system control console 6, and adjusting the creeper fixing frame 1 to bear the walking imager creeper 2 to an initial position. While driving the moving elevator ray device 3 to the initial position. The system console 6 opens a protective lead door of the detection and flaw detection room.
Second, tube entering stage: and the system control console 6 sends a driving command to control the split type conveying roller way 4 in the detection and flaw detection chamber and the standard conveying roller way outside the detection and flaw detection chamber to rotate simultaneously, and conveys the steel pipe to be detected with the straight weld seam on the standard conveying roller way outside the detection and flaw detection chamber to the inside of the detection chamber. And the system control console 6 controls the stop position of the steel pipe by stopping the split type conveying roller way 4 in the control chamber according to the position signal sent by the photoelectric sensor, so that the front end port of the steel pipe is aligned with the central position of the window of the ray machine, and the system control console 6 drives the protective lead door to close. The body part of the walking imager creeper 2 on the creeper fixing frame 1 enters the front end fixing position of the steel pipe.
Thirdly, jacking, rotating and positioning the welding line: the system control platform 6 sends a driving command, the jacking hydraulic cylinders in the split type lifting rotary channel 5 are driven to synchronously jack, a steel pipeline to be detected is jacked, meanwhile, the system control platform 6 drives the rotary channel to rotate, thereby rotating the steel pipe, the system control platform 6 sends the driving command, the movable creeper fixing frame 1 bears the imager creeper 2 to the lower edge of the end part of the steel pipe, the inner welding line observation camera 25 is installed on the creeper frame 24 to observe the welding line position, and the straight welding line of the steel pipe is rotated to the lowest end. And starting the automatic winding device 13 to rotate forwards for paying off, and pushing the imaging device creeper 2 to a position corresponding to the ray window at the lower welding seam of the inner end part of the steel pipe under the pushing action of the creeper pushing spring 15.
Fourthly, adjusting the focal length of the X-ray: the system control console 6 sends a driving command, the ray imaging starts focusing work, the ray machine lifting device 33 of the mobile lifting ray machine device 3 is controlled to work, the position is adjusted up and down, and the focal distance position is adjusted to achieve the best effect.
Step five, linkage X-ray imaging stage: the system control platform 6, the climbing vehicle driving and walking device 21 of the synchronous driving and walking imager climbing vehicle 2 and the transverse driving device 35 of the movable lifting ray machine device 3 work, so that the imager and the X-ray machine which are respectively born synchronously link relative to the steel pipe. The automatic winding device 13 of the creeper 2 removal while creeper mount 1 rotates the work in the positive direction, the cooperation is carried the control cable in step, and the X-ray machine and the work of imager are started respectively to the system control platform 6 simultaneously, and X-ray transillumination straight weld steel pipe lower extreme welding seam from bottom to top is carried out the formation of image by the imager and is detected.
Sixthly, a detection finishing stage: when the walking imager creeper 2 walks to the tail end of the steel pipe in the steel pipe, the sensors such as an observation camera and the like automatically detect and stop the movement of the imager creeper 2 and the ray machine, the ray is closed, and the detection process is completed.
Step seven, detecting ending stage: the system control platform 6 sends a driving command, the imager creeper 2 and the mobile lifting ray machine device 3 return to an initial position, the automatic winding device 13 of the creeper fixing frame 1 rotates reversely while the creeper 2 moves, the creeper 2 is pulled back, the positioning guide block arranged on the creeper frame 24 is matched with the elliptical cone-shaped creeper guiding positioning column 14 on the creeper fixing frame 1 for automatic guiding positioning, and the compressed pushing spring 15 is used for dragging the creeper 2 to the guiding positioning column 14. The jacking hydraulic cylinder in the driving split type lifting rotary channel 5 synchronously descends, the straight weld steel pipe is placed on the split type conveying roller way 4, after a lead door is opened, the split type conveying roller way 4 in the detection room and the standard conveying roller way outside the detection room are controlled to simultaneously reversely rotate, the detected straight weld steel pipe is conveyed to the outside of the detection room, and the detection process is completed.
Claims (9)
1. The utility model provides a dull and stereotyped detection device of linkage type straight weld steel pipe X ray number which characterized in that: the method comprises the following steps: the system comprises a creeper fixing frame, a walking imager creeper, a mobile lifting ray machine device, a split type conveying roller way, a lifting rotary way and a system control platform, wherein the creeper fixing frame is arranged at the rear end of a detection chamber; after the information is fed back and gathered through a system control console, a driving control command is sent, a split type conveying roller way and a lifting rotating way are sequentially driven to convey the steel pipe with the straight welding seam to be detected to the inside of a detection chamber, jacking, adjusting and positioning are carried out, a walking imager climbs and a lifting radiographic machine are synchronously driven, and a bearing X-ray machine and the imager carry out real-time synchronous detection on the straight welding seam at the bottom of the steel pipe;
wherein the climbing car mount includes: the automatic winding device is arranged on a lifting screw of the lifting driving device, the climbing car guiding positioning column is fixed at the foremost end of the automatic winding device, one end of the climbing car pushing spring is fixed on the climbing car guiding positioning column, and the height of the lifting screw is adjusted through transmission control, so that the height of a walking imager climbing car fixed on the climbing car guiding positioning column is adjusted;
walking imager creeper includes: drive running gear, the guide positioning piece climbs the car, drag protection transmission cable, climb the frame, the camera sensor, climb car drive running gear and pass through driving motor by 6 wheels of dress on climbing the frame and connect driven, install the guide positioning piece that climbs the car on climbing the frame, with the cooperation of climbing car guide reference column, effectual guide positioning climbs the car, climb the shelf location and drag protection transmission cable, the cable is received to cooperation automatic winding device effect, be equipped with X ray imager equipment in the frame of climbing the car, climb the frame and go up front end installation camera sensor, effectively observe the inside weld condition and respond to pipe end position, timely control stops to climb the car and gos forward.
The mobile lifting ray machine device comprises: the X-ray radiographic apparatus comprises a high-voltage controller, a transverse moving bottom plate, an X-ray apparatus lifting device, an X-ray apparatus mounting fixture and a transverse driving device, wherein the high-voltage controller is fixedly mounted on the transverse moving bottom plate;
the mobile lifting ray machine device is driven by a gear and rack structure, a mobile guide rail and a drive guide rack are arranged below the mobile lifting ray machine device, a transverse driving motor and a gear are installed above the mobile lifting ray machine device, and the gear and rack are driven to transmit through the rotation of the motor, so that the mobile lifting ray machine device is driven to transversely move along a fixed rail, and synchronous imaging detection is realized by matching with the movement of a climbing vehicle.
The split type rollgang includes: the device comprises a tapered roller way, a driving motor reducer and a roller way side support, wherein two sides of the tapered roller way are fixed on the roller way side support through bearing seats, and the tapered roller way is driven to work through the driving motor reducer arranged on the roller way side support.
Split type lifting rotary channel includes: the device comprises a rotary roller way, a rotary driving motor reducer and a hydraulic cylinder device, wherein the hydraulic cylinder device is fixed on the ground in a detection and flaw detection chamber, the rotary roller way is fixed on a connecting plate above the hydraulic cylinder device through a bearing seat, the rotary driving motor reducer is fixedly arranged on the connecting plate above the hydraulic cylinder device and connected with the rotary roller way, and the rotary roller way is driven to rotate.
The system control console is a control center of the linkage detection system, is provided with a motion control card, an operation panel, an X-ray digital imaging system controller, a sensor receiving control element, a hydraulic station control unit, an alarm prompt element and other components, and is responsible for all system control of information synthesis feedback, information processing, program operation, drive control and the like of the whole system.
2. The linkage type straight weld steel pipe X-ray digital flat plate detection device according to claim 1, characterized in that: wherein the climbing vehicle guiding positioning column is in a conical column shape and is matched with a climbing vehicle guiding positioning block arranged on the climbing vehicle frame, so that the climbing vehicle is effectively locked and guided and positioned.
3. The linkage type straight weld steel pipe X-ray digital flat plate detection device according to claim 1, which is characterized in that: the automatic winding device adopts a motor to drive a reel structure, is matched with the walking of the walking imager creeper 2, and winds, retracts and releases a dragging protection transmission cable on the creeper frame.
4. The linkage type straight weld steel pipe X-ray digital flat plate detection device according to claim 1, which is characterized in that: the compressed pushing spring is made of spring steel, is moderate in elasticity, is compressed and extended under the control of the automatic winding device 13, and pushes the creeper.
5. The linkage type straight weld steel pipe X-ray digital flat plate detection device according to claim 1, which is characterized in that: wherein the installation mode of two independent tapered roller ways of the split type conveying roller way is as follows: the detection steel pipe line is symmetrically distributed along the central line of the detection steel pipe line, the detection steel pipe line is arranged on the ground of a detection flaw detection chamber in a mode that the detection steel pipe line is opposite to each other and the middle of the detection steel pipe line is empty, and a transillumination gap is reserved in the middle of the detection flaw detection chamber.
6. The linkage type straight weld steel pipe X-ray digital flat plate detection device according to claim 1, which is characterized in that: the number of split type rollgang arranged in the detection flaw detection chamber according to the standard detection steel pipe length is as follows: the front and the back are uniformly arranged in 3 groups, or are uniformly arranged in 4 groups, or are uniformly arranged in 5 groups.
7. The linkage type straight weld steel pipe X-ray digital flat plate detection device according to claim 1, which is characterized in that: wherein the installation mode of two independent rotating roller ways of the split type lifting rotating way is as follows: the detection steel pipe line is symmetrically distributed along the central line of the detection steel pipe line, the detection steel pipe line is arranged on the ground of a detection flaw detection chamber in a mode that the detection steel pipe line is opposite to each other and the middle of the detection steel pipe line is empty, and a transillumination gap is reserved in the middle of the detection flaw detection chamber.
8. The linkage type straight weld steel pipe X-ray digital flat plate detection device according to claim 1, which is characterized in that: the number of split type lifting rotary lanes arranged in the detection flaw detection chamber according to the standard detection steel pipe length is as follows: the front and the back are uniformly arranged in 2 groups, or are uniformly arranged in 3 groups, or are uniformly arranged in 4 groups.
9. The detection method of the linkage type straight weld steel pipe X-ray digital flat plate detection device is characterized in that:
the first step, preparation stage: and (4) sending a driving command according to the steel pipe model detection system console, and adjusting the creeper fixing frame to bear the walking imager creeper to an initial position. And simultaneously driving and moving the lifting ray machine device to the initial position. And the system console opens a protective lead door of the detection and flaw detection room.
Second, tube entering stage: and the system control console sends a driving command to control the split type conveying roller way in the detection and flaw detection chamber and the standard conveying roller way outside the detection and flaw detection chamber to rotate simultaneously, and the steel pipe to be detected with the straight weld seam on the standard conveying roller way outside the detection and flaw detection chamber is conveyed into the detection chamber. And the system control console controls the stop position of the steel pipe by stopping the split type conveying roller way in the control chamber according to the position signal sent by the photoelectric sensor, so that the front end port of the steel pipe is aligned with the central position of the window of the ray machine, and the system control console drives the protective lead door to be closed. The body part of the walking imager creeper on the creeper fixing frame enters the front end fixing position of the steel pipe.
Thirdly, jacking, rotating and positioning the welding line: the system control platform sends a driving command, drives the synchronous jacking of the jacking hydraulic cylinders in the split type lifting rotary channel, jacks up a steel pipeline to be detected, and simultaneously the system control platform drives the rotary channel to rotate, so that the steel pipe is rotated, the system control platform sends the driving command, the movable creeper fixing frame bears the imager to climb to the lower edge of the end part of the steel pipe, the camera is observed through the inner welding line on the creeper fixing frame to observe the position of the welding line, and the straight welding line of the steel pipe is rotated to the lowest end. And starting the automatic winding device to rotate forwards for paying off, and pushing the creeper to a position corresponding to the ray window at the lower welding seam of the inner end part of the steel pipe by the imager creeper under the pushing action of a creeper pushing spring.
Fourthly, adjusting focal length of the X-ray and positioning: the system console sends a driving command, the ray imaging starts focusing work, the ray machine lifting device of the mobile ray machine lifting device is controlled to work, the position is adjusted up and down, and the focal distance position is adjusted to achieve the best effect.
Step five, linkage X-ray imaging stage: and the system control console is used for synchronously driving the climbing vehicle driving and walking device of the walking imager climbing vehicle and the transverse driving device of the mobile lifting ray machine to work, so that the imager and the X-ray machine which are respectively borne are synchronously linked relative to the steel pipe. The automatic winding device of climbing car mount forward rotation work is moved to the climbing car while, and the cooperation is synchronous to be carried control cable, and the X-ray machine and the work of imager are started respectively to the system control platform simultaneously, and X-ray transillumination straight weld steel pipe lower extreme welding seam from bottom to top is carried out the formation of image by the imager and is detected.
Sixthly, detection ending stage: when the walking imager creeper walks to the tail end of the steel pipe in the steel pipe, the sensors such as the observation camera and the like automatically detect and stop the movement of the imager creeper and the ray machine, the ray is closed, and the detection process is completed.
Step seven, detecting ending stage: the system control platform sends the drive order, and imager creeper and removal elevating ray machine device move back initial position, and the automatic winding device antiport work of creeper mount is moved simultaneously to the creeper, will creep the car and draw back, through the direction locating piece of installation above the frame and creep the car guide reference column cooperation automatic guide location of oval conical shape on the creeper mount 1, compress propelling movement spring and will creep the car and draw on the guide reference column. The jacking hydraulic cylinder in the driving split type lifting rotary channel synchronously descends, the straight weld steel pipe is placed on the split type conveying roller way, after the lead door is opened, the split type conveying roller way in the detection room and the standard conveying roller way outside the detection room are controlled to simultaneously reversely rotate, the detected straight weld steel pipe is conveyed to the outside of the detection room, and the detection process is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111431769.5A CN114509453A (en) | 2021-11-29 | 2021-11-29 | Multi-purpose digital ray automatic detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111431769.5A CN114509453A (en) | 2021-11-29 | 2021-11-29 | Multi-purpose digital ray automatic detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114509453A true CN114509453A (en) | 2022-05-17 |
Family
ID=81548427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111431769.5A Pending CN114509453A (en) | 2021-11-29 | 2021-11-29 | Multi-purpose digital ray automatic detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114509453A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426708A (en) * | 2020-05-13 | 2020-07-17 | 中车长江车辆有限公司 | Real-time imaging detection device of shell ring welding seam X ray |
-
2021
- 2021-11-29 CN CN202111431769.5A patent/CN114509453A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426708A (en) * | 2020-05-13 | 2020-07-17 | 中车长江车辆有限公司 | Real-time imaging detection device of shell ring welding seam X ray |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107678026B (en) | Tunnel lining state detection device | |
| CN102199913B (en) | Bridge detection trolley | |
| CN103454292B (en) | Tank box welding seam X-ray real-time imaging detection device | |
| CN107938725B (en) | Lifting platform of underground comprehensive pipe gallery inspection robot and control method thereof | |
| CN105480907B (en) | Undergauge anti-sticking vehicle-mounted side wall Radar Servo in tunnel, which is lifted, send device | |
| CN110146875B (en) | Tunnel lining radar detection device | |
| CN114509453A (en) | Multi-purpose digital ray automatic detection method | |
| CN108375800A (en) | A kind of holding rail automatic sliding detection device for tunnel double-lining defects detection | |
| CN111796275B (en) | Railway tunnel vault detection device and detection method thereof | |
| CN106526646A (en) | Beidou-based automatic positioning system and method of overhead contact system (OCS) unmanned inspection vehicle | |
| CN114113160B (en) | Hydraulic push rod linkage X-ray detection method | |
| CN107092251A (en) | The automatic station-keeping system and method for the unmanned inspection car of railway based on image recognition | |
| CN114408782B (en) | A heat supply network pipeline inspection robot descends and recovery unit for ventilation shaft | |
| CN116335766A (en) | Steel wire rope traction type tunnel lining gridding precision inspection trolley | |
| CN104076091A (en) | Gantry type non-falling wheel for wheel diagnostic machine | |
| CN105628719A (en) | Movable tool for radiographic inspection of large-scale storage tank | |
| CN206998197U (en) | Automatically the equipment that centring ring is installed in automobile window motor gear fixing axle | |
| CN111086539B (en) | Full-automatic carriage water supply system | |
| CN206613863U (en) | A kind of double track section drawing device | |
| CN112345536B (en) | Pumped storage power station inclined shaft tunnel appearance inspection measuring device and arrangement method | |
| CN215261956U (en) | Stewart platform-based temporary water gauge setting device | |
| CN102401805A (en) | Real time imaging transillumination method and system for tank car | |
| CN216669789U (en) | Straight welding seam steel pipe climbing device for X-ray detection | |
| CN1114828C (en) | Combined mobile container detection system | |
| CN218989886U (en) | Bridge detection maintenance device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |